@media only screen and (max-width: 1080px), only screen and (max-device-width:1080px) {
  html,body {
    font-size:33.75px;
  }
}
@media only screen and (max-width: 960px), only screen and (max-device-width:960px) {
  html,body {
    font-size:30px;
  }
}
@media only screen and (max-width: 800px), only screen and (max-device-width:800px) {
  html,body {
    font-size:25px;
  }
}
@media only screen and (max-width: 720px), only screen and (max-device-width:720px) {
  html,body {
    font-size:22.5px;
  }
}
@media only screen and (max-width: 640px), only screen and (max-device-width:640px) {
  html,body {
    font-size:20px;
  }
}
@media only screen and (max-width: 600px), only screen and (max-device-width:600px) {
  html,body {
    font-size:18.75px;
  }
}
@media only screen and (max-width: 540px), only screen and (max-device-width:540px) {
  html,body {
    font-size:16.875px;
  }
}
@media only screen and (max-width: 480px), only screen and (max-device-width:480px) {
  html,body {
    font-size:15px;
  }
}
@media only screen and (max-width: 414px), only screen and (max-device-width:414px) {
  html,body {
    font-size:12.9375px;
  }
}
@media only screen and (max-width: 400px), only screen and (max-device-width:400px) {
  html,body {
    font-size:12.5px;
  }
}
@media only screen and (max-width: 375px), only screen and (max-device-width:375px) {
  html,body {
    font-size:11.71875px;
  }
}
@media only screen and (max-width: 360px), only screen and (max-device-width:360px) {
  html,body {
    font-size:11.25px;
  }
}
@media only screen and (max-width: 320px), only screen and (max-device-width:320px) {
  html,body {
    font-size:10px;
  }
}
@media only screen and (max-width: 240px), only screen and (max-device-width:240px) {
  html,body {
    font-size:7.5px;
  }
}
.header {
  height: 3.2rem;
  background-color: #fff;
  position: relative;
}
.header .lef {
  float: left;
  line-height: 2.5rem;
}
.header .lef .log {
  float: left;
  margin: 0.25rem;
}
.header .lef .log ul {
  width: 2.75rem;
  height: 2.75rem;
  overflow: hidden;
}
.header .lef .log ul li {
  float: left;
  width: 0.75rem;
  height: 0.75rem;
  margin: 0.15rem;
  background-color: red;
}
.header .lef .spa {
  font-weight: 700;
  font-style: normal;
  font-size: 1rem;
  color: #999999;
}
.header .icon {
  width: 1.5rem;
  height: 1.5rem;
  position: absolute;
  top: 0.8rem;
  right: 8rem;
  cursor: pointer;
}
.header .admintext {
  font-size: 0.7rem;
  position: absolute;
  top: 1.05rem;
  right: 5.25rem;
  color: #999999;
}
.header .adminx {
  width: 1.2rem;
  height: 1.2rem;
  position: absolute;
  top: 1rem;
  right: 4rem;
  cursor: pointer;
}
.header .popup {
  width: 3rem;
  height: 2.5rem;
  background-color: #fff;
  border: 1px solid #e4e4e4;
  text-align: center;
  position: absolute;
  top: 2.5rem;
  right: 6.25rem;
  font-size: 0.35rem;
  display: none;
  z-index: 777;
}
.header .popup p {
  margin: 0.25rem;
  font-size: 0.6rem;
  cursor: pointer;
}
.header .popup p:hover {
  margin-left: 0.35rem;
  background-color: #ff7f70;
  color: #e4e4e4;
}
.w {
  width: 56.5rem;
  margin: 0 auto;
}
.main ul {
  width: 100%;
}
.main ul li {
  width: 13.3rem;
  height: 8.3rem;
  margin: 0.4rem;
  float: left;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #fff;
  position: relative;
}
.main ul li img {
  width: 5rem;
  height: 5rem;
}
.main ul li img:hover {
  animation: aaa 2s linear infinite;
}
@keyframes aaa {
  0% {
    transform: rotate(0deg);
  }
  50% {
    transform: rotate(360deg);
  }
  100% {
    transform: rotate(0deg);
  }
}
.main ul li span {
  position: absolute;
  bottom: 0;
  left: 0.75rem;
  font-size: 0.7rem;
  color: #999999;
}
.lun {
  margin-top: 1rem;
  height: 15rem;
  width: 20rem;
  overflow: hidden;
  position: relative;
}
.lun ul {
  width: 40rem;
  position: absolute;
  left: 0;
  top: 0;
}
.lun ul li {
  width: 20rem;
  height: 10rem;
  float: left;
}
.lun li:nth-child(1) {
  background-color: red;
}
.lun li:nth-child(2) {
  background-color: pink;
}
.lun li:nth-child(3) {
  background-color: green;
}
.lun .slef {
  width: 1.5rem;
  height: 1.5rem;
  background-color: rgba(228, 228, 228, 0.5);
  text-align: center;
  line-height: 1.5rem;
  position: absolute;
  top: 5rem;
  left: 0;
  font-size: 1.1rem;
  cursor: pointer;
}
.lun .srig {
  width: 1.5rem;
  height: 1.5rem;
  background-color: rgba(228, 228, 228, 0.5);
  text-align: center;
  line-height: 1.5rem;
  position: absolute;
  top: 5rem;
  right: 0;
  font-size: 1.1rem;
  cursor: pointer;
}
.luns.alefs{
  animation: alefs 0.5s linear;
  animation-fill-mode: forwards;
}
.luns.arigs{
  animation: arigs 0.5s linear;
  animation-fill-mode: forwards;
}
@keyframes alefs {
  from {
    left: 0;
  }
  to {
    left: -20rem;
  }
}

@keyframes arigs {
  from {
    left: -20rem;
  }
  to {
    left: 0px;
  }
}
